Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4849798 | Field effect transistor type sensor with an auxiliary electrode | — | 1989-07-18 |
MW
Masanori Wantanabe
Overall (1989): #78,159 of 140,708Top 60%
1
Patents 1989